Home / 2,038.92-2,814.18-1,199.67

Finding the Fourth Proportional to 2,038.92, 2,814.18 and 1,199.67

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Solution

The fourth proportional to 2,038.92, 2,814.18 and 1,199.67 is: 1,655.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.92 : 2,814.18 = 1,199.67 : x
  2. Step 2: Convert to fraction form
    2,038.92/2,814.18 = 1,199.67/x
  3. Step 3: Cross multiply
    2,038.92x = 2,814.18 × 1,199.67
  4. Step 4: Simplify right side
    2,038.92x = 3,376,087.32
  5. Step 5: Solve for x
    x = 3,376,087.32/2,038.92
  6. Step 6: Final answer
    x = 1,655.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.